# Empire Mine

- **MSHA mine ID:** 2001012
- **Status:** Abandoned
- **Type / commodity:** Surface / Iron Ore
- **Location:** Marquette, MI
- **Operator:** Empire Iron Mining Partnership
- **Controller:** Cliffs Natural Resources Inc; ArcelorMittal
- **Public source rows linked:** 14,374
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Cliffs Natural Resources Inc; ArcelorMittal (M08198) → Empire Iron Mining Partnership (L10522) → Empire Mine (2001012)**

Current identity source: `msha-mines`. This is a current snapshot, not a historical claim.

## Controller and operator valid-time history

- **Cleveland-Cliffs Inc → Cleveland-Cliffs Iron Company:** 1950-01-01 through 1988-08-11; derived from co-tenure at mine 2001012; source `msha-controller-operator-history`.
- **Cliffs Natural Resources Inc et al → Empire Iron Mining Partnership:** 1988-08-12 through current/open; derived from co-tenure at mine 2001012; source `msha-controller-operator-history`.
- **ArcelorMittal et al → Empire Iron Mining Partnership:** 1988-08-12 through current/open; derived from co-tenure at mine 2001012; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 7
- Interval anomalies: 0
- Valid-time bounds: inclusive; date granularity; null end means open-ended in the upstream history row; not independent proof of present control.
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 516 historical accident/injury rows; 1 coded fatalities and 5,780 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 3,128 violation rows across the full record; 699 carry an S&S flag and $1,687,013 appears in current assessed amounts.
3. **HEALTH — 157 samples:** Occupational health samples 157 personal. 9 personal-sample rows have a published C/E ratio above 1; 0 noise rows have an action-level or PEL dose above 100%. These are separate measures, not a silica exceedance count. Silica results and sample status are shown separately.
4. **PRODUCTION — 0 tons:** Quarterly production and employment 61 employee hours and 2 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1,326 linked rows:** Contests, conferences and decisions 656 contested-violation rows, 656 civil-penalty docket/decision rows, and 14 conference records linked by issuance number.
6. **CONTRACTORS — 42 linked entities:** Contractors Contractors are linked through this mine’s violation or accident records. Their production and hours cover all their operations, so they are not included in this mine’s totals.
7. **INSPECTIONS — 0 since 2021:** Inspections 199 inspection events and 18K published inspection hours across the historical record.

## EIA annual operating context

No matched record in the 2024 EIA coal-public workbook. This may be inapplicable for a non-coal operation.

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 56.14207 — Parking procedures for unattended equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207
- **30 CFR 56.4201 — Inspection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.20011 — Barricades and warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20011
- **30 CFR 56.16005 — Securing gas cylinders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16005
- **30 CFR 56.12034 — Guarding around lights.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12034
- **30 CFR 56.12004 — Electrical conductors.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.4102 — Spillage and leakage.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4102
- **30 CFR 56.17001 — Illumination of surface working areas.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-P/section-56.17001

## Source coverage

- **Accident, Injuries, and Illnesses:** 516 rows; 2000-01-03 through 2016-08-10; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2017-01-09 through 2017-01-09; source ID `msha-addresses`
- **Assessed Violations:** 3,110 rows; 2000-02-23 through 2016-09-13; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 656 rows; 2008-12-19 through 2017-02-24; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 14 rows; 2000-03-20 through 2014-04-01; source ID `msha-conferences`
- **Contested Violations:** 656 rows; 2006-02-21 through 2016-03-09; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 4,634 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 1,040 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1950-01-01 through 1988-08-12; source ID `msha-controller-operator-history`
- **Inspections:** 199 rows; 2000-02-23 through 2016-09-26; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 207 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 52 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Metal and Nonmetal Personal Health Samples:** 157 rows; 2002-09-05 through 2016-03-10; source ID `msha-personal-health-samples`
- **Violations:** 3,128 rows; 2000-02-23 through 2016-09-13; source ID `msha-violations`

## Caveats

- This is public-record decision support, not legal advice or an official MSHA record.
- Missing data can indicate no event, publication delay, an unresolved identity, or inapplicability.
- Contractor production data is entity-level and is not attributed to this mine.

## Alternate representations

- HTML: `/mines/empire-mine-2001012`
- JSON: `/api/v1/mines/empire-mine-2001012`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2001012/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2001012/relationships`
- MCP resource: `mine://2001012/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`